Taxa included

Lehmann, T. & Melzer, R.R. (2018). Also looking like Limulus? – retinula axons and visual neuropils of Amblypygi (whip spiders). Frontiers in Zoology 15: 52. doi: https://doi.org/10.1186/s12983-018-0293-6

Taxon
Heterophrynus elaphus Pocock, 1903 (Amblypygi: Phrynidae) 2, Fig. 1a, Heterophrynus elaphus Pocock
Damon medius (Herbst, 1797) (Amblypygi: Phrynichidae) 2, Fig. 1b-d, Damon medius (Herbst)